Sodium C10-15 Pareth Sulfate

INCI: SODIUM C10-15 ALKETH SULFATE (FORMERLY SODIUM C10-15 PARETH SULFATE)

CAS Number
Not uniquely assigned (complex ethoxylated mixture)
Function
Surfactant – Cleansing
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes CIR Expert Panel (2010): Safe as used when formulated to be non-irritating

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

1,4-dioxane contamination risk from ethoxylation — must test and comply with NY DEC/CA Prop 65 requirements; potential ocular/skin irritation if not properly formulated

⚠️
Concern Level: Moderate

Frequently Asked Questions

Is Sodium C10-15 Pareth Sulfate safe in cosmetics?

1,4-dioxane contamination risk from ethoxylation — must test and comply with NY DEC/CA Prop 65 requirements; potential ocular/skin irritation if not properly formulated The EU classifies Sodium C10-15 Pareth Sulfate as "permitted". Safety rating: GOOD.

Is Sodium C10-15 Pareth Sulfate allowed in the EU?

Sodium C10-15 Pareth Sulfate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Sodium C10-15 Pareth Sulfate do in cosmetics?

Sodium C10-15 Pareth Sulfate functions as: Surfactant – Cleansing. It is classified as a cosmetic ingredient in our database. CAS number: Not uniquely assigned (complex ethoxylated mixture).

What is the Margin of Safety for Sodium C10-15 Pareth Sulfate?

adequate The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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